The city’s police and federal officials took the first steps Tuesday in an uneasy partnership to reduce crime in what President Donald Trump called — without substantiation — a lawless city.

President Donald Trump announced at a press conference Monday the federal government will take over Washington, D.C., including calling out the National Guard.

1. Trump activated the National Guard. The president can still call up the National Guard in Washington. His authority is less clear in Los Angeles, where a legal battle continues over his recent deployment of the National Guard despite the objections of Gov. Gavin Newsom.